Show:
Rock Cycle
Properties
Vocabulary
Types of Rock
Miscellaneous
100
This erupts from a vent in a volcano, making more rock on Earth.
What is lava?
100
The kind of test you can use when you rub a rock on a tile to see what color line is drawn.
What is a streak test?
100
A crack in the earth's crust where melted rock can flow out.
What is volcano?
100
Formed from cooled and hardened lava.
What is igneous rock?
100
The outside and thinnest layer of the Earth.
What is the crust?
200
This kind of rock is formed when lava cools.
What is igneous?
200
The Mohs Scale measures this. It ranges from a 1 to a 10.
What is hardness?
200
A hard substance made up of two or more minerals.
What is rock?
200
Made up from tiny bits and pieces, called sediments, which are pressed together over time.
What is sedimentary rock?
200
The second layer of the earth made of melted rock.
What is mantle?
300
This is what happens when water alters the land in some way.
What is erosion?
300
Scientists look for the different types of these, which are in the rock, to determine what kind of rock it is.
What are minerals?
300
Melted rock inside the Earth.
What is magma?
300
Rock which has been one kind of rock, gets heated and melted deep in the Earth, and turned into another kind of rock.
What is metamorphic rock?
300
The very center layer of the earth.
What is the (inner) core?
400
The amount of time it takes to go through the rock cycle.
What is billions of years?
400
This is the hardest element found on the Earth.
What is diamond?
400
Melted rock which is pushed up on to the Earth due to pressure in the Earth.
What is lava?
400
Form of rock whose name means "great change".
What is metamorphic rock?
400
The process by which weather changes land into bits and pieces.
What is weathering?
500
This is the cause of the melted rock under the crust getting pushed back up through a volcano.
What is heat and pressure?
500
This is the word for when substances can pass through a rock.
What is permeable?
500
Something that comes from the earth but has never been alive.
What is a mineral?
500
The process by which land is broken down into bits and pieces, which later can get turned into sedimentary rock.
What is erosion?
500
All types of rock are made up of two or more of these.
What are minerals?